<record>
  <controlfield tag="001">422</controlfield>
  <datafield tag="653" ind1="1" ind2=" ">
    <subfield code="a">CsI(Tl) </subfield>
  </datafield>
  <datafield tag="653" ind1="1" ind2=" ">
    <subfield code="a">radiation hardness of CsI(Tl)</subfield>
  </datafield>
</record>